* {
  margin: 0;
  padding: 0;
  user-select: none;
  box-sizing: border-box;
}
body {
  background: url(../images/bg.png) no-repeat;
  background-size: cover;
  background-attachment: fixed;
}
.login {
  position: absolute;
  top: 50%;
  margin-top: -200px;
  left: 50%;
  margin-left: -200px;
  background-color: #fff;
  width: 400px;
  height: 400px;
  border-radius: 25px;
  text-align: center;
  padding: 20px;
  
}
.login h1 {
  font-size: 35px;
  font-weight: 400;
  text-align: center;
  color: #5e5e5e;
}
.login select{
  position: absolute;
  left: 50%;
  margin-left: -50px;
  top: 80px;
  display: block;
  font-size: 18px;
  width: 100px;
  height: 36px;
  outline: none;
  border: 1px solid #e5e5e5;
  color: #5e5e5e;
  border-radius: 5px;
  cursor: pointer;
}
.login .username {
  position: absolute;
  width: 260px;
  height: 40px;
  left: 50%;
  margin-left: -130px;
  padding: 0 20px;
  border: none;
  outline: none;
  border: 1px solid #e5e5e5;
  top: 130px;
  border-radius: 10px;
  font-size: 20px;
}
.login .password{
  position: absolute;
  width: 260px;
  height: 40px;
  left: 50%;
  margin-left: -130px;
  padding: 0 20px;
  border: none;
  outline: none;
  border: 1px solid #e5e5e5;
  top: 200px;
  border-radius: 10px;
  font-size: 20px;
}
.login .remember{
  position: absolute;
  top: 260px;
  left: 80px;
  line-height: 14px;
  width: 14px;
  height: 14px;
  cursor: pointer;
}
.login label{
  position: absolute;
  top: 255px;
  left: 100px;
  cursor: pointer;
}
.login span{
  position: absolute;
  top: 280px;
  color: red;
  font-size: 20px;
  left: 150px;
}
.login .button{
  position: absolute;
  width: 300px;
  height: 40px;
  background-color: #1890ff;
  outline: none;
  border-radius: 10px;
  border: none;
  color: #fff;
  font-size: 20px;
  top: 330px;
  left: 50%;
  margin-left: -150px;
  cursor: pointer;
}
.login .button:hover{
  background-color: #187fdf;
}

